| NOM | substance | número atòmic 57, lantà, lantani | a white soft metallic element that tarnishes readily |
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| Sentit | A white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth. | |
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| Sinònims | lantà, lantani | |
| General | element metàl·lic, metall | Any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
| Anglès | lanthanum, La, atomic number 57 | |
| Espanyol | lantano, número atómico 57 | |
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